105902-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105902-82-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,9,0 and 2 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 105902-82:
(8*1)+(7*0)+(6*5)+(5*9)+(4*0)+(3*2)+(2*8)+(1*2)=107
107 % 10 = 7
So 105902-82-7 is a valid CAS Registry Number.